CN106939891A - A kind of intelligent quality non-return centrifugal pump of high leakproofness - Google Patents
A kind of intelligent quality non-return centrifugal pump of high leakproofness Download PDFInfo
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- CN106939891A CN106939891A CN201710306718.7A CN201710306718A CN106939891A CN 106939891 A CN106939891 A CN 106939891A CN 201710306718 A CN201710306718 A CN 201710306718A CN 106939891 A CN106939891 A CN 106939891A
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- centrifugal pump
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- pump
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- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 238000007789 sealing Methods 0.000 claims abstract description 49
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 81
- 238000005259 measurement Methods 0.000 claims description 39
- 239000012530 fluid Substances 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 239000006260 foam Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Fluid Mechanics (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of intelligent quality non-return centrifugal pump of high leakproofness, including base, the pump housing, sealing mechanism, check-valves, flow-metering mechanism and concentration measuring mechanism, axial one end of the pump housing is provided with pump housing flange；Sealing mechanism includes seal receptacle, the first sealing ring, the second sealing ring, pressure detection mechanism and governor motion, seal receptacle is arranged on the outer surface of the pump housing and sealed chamber is formed between the pump housing, seal receptacle is connected with pump housing flange, first sealing ring, the second sealing ring set in sealed chamber and are provided with pressure chamber therebetween, pressure detection mechanism is connected with pump body, and governor motion is connected with pressure chamber.The pressure detection mechanism of the present invention detects the pressure of pump body, and when the pressure of pump body exceedes certain value, governor motion is brought into close contact with the first sealing ring and the second sealing ring, it is to avoid seal failure, it is ensured that sealing effectiveness.
Description
Technical field
The invention belongs to centrifugal pump technical equipment field, and in particular to a kind of intelligent quality non-return centrifugation of high leakproofness
Pump.
Background technology
Centrifugal pump（centrifugal pump）Refer to the centrifugal force produced when rotating by impeller to convey the pump of liquid.From
Heart pump is to be rotated using impeller and water is occurred centrifugal motion come work.Water pump is before activation, it is necessary to make pump case and suction hose
It is interior to be full of water, then start motor, pump shaft impeller and water is done high speed rotary motion, water occurs centrifugal motion, is thrown toward
Impeller outer edge, the runner through volute pump case flows into the pressure pipe road of water pump.
There is problems with centrifugal pump of the prior art：
The 1st, flange is installed, centrifugal pump plays a part of conveying liquid in use on the pump housing of centrifugal pump, and in liquid
In course of conveying, the species precipitate in liquid, which easily produces strength of fluid change and the change of liquid outlet quantity, to be influenceed in the pump housing
Portion's pressure, this requires there is preferable sealing property between flange and the pump housing.At present, generally sealed using sealing ring,
In the case of long-term pump body pressure change, sealing ring easily fails, and does not reach the effect of sealing.
2nd, centrifugal pump is without check-valves, and liquid can flow back after pump is closed, and cause impeller to overturn, nut will loosen, this
In the case of kind, water pump produces pressure, once cutting off the water, current are all depressed, and the vertical phenomenon of water occurs, and water pump can be overturn, impeller nut
It can loosen and drop, water pump will be damaged.So needing a kind of intelligent non-return centrifugal pump, check-valves has been added to prevent that impeller from inverting,
Liquid can be allowed slowly to flow back, impeller is not loosened, there is good protective effect to centrifugal pump, effectively extend making for centrifugal pump
With the life-span, the economic input in food production is reduced.
3rd, centrifugal pump can not carry out the metering of flow in use, and when centrifugal pump breaks down, its flow can go out
Now fluctuate, so that being normally carried out for production work is influenceed, so a kind of digital metering centrifugal pump is needed, can be to the defeated of centrifugal pump
Send flow to be measured, be easy to detect the working condition of delivery pump, while be easy to that flow is adjusted, it is good to reach
Good production control.
4th, centrifugal pump only serves the effect of conveying liquid in use, and liquid can not be realized in liquid delivery process
The measurement of bulk concentration, when liquid occurs species precipitate and makes strength of fluid uneven, staff can not predict, it is impossible to carry out liquid
Bulk concentration is adjusted, so as to cause the quality of production to decline, so needing a kind of concentration automatic data collection centrifugal pump, can be conveyed in liquid
During automatic data collection strength of fluid so that staff carries out good control to conveying strength of fluid, to improve production
Quality.
The content of the invention
To solve the defect that prior art is present, the present invention provides a kind of intelligent quality non-return centrifugation of high leakproofness
Pump.
In order to achieve the above object, technical scheme is as follows：
The present invention provides a kind of intelligent quality non-return centrifugal pump of high leakproofness, including base, the pump housing, sealing mechanism, non-return
Valve, flow-metering mechanism and concentration measuring mechanism, the pump housing are arranged on base, and axial one end of the pump housing is provided with pump housing flange, pump
The side of body is provided with liquid outlet, and check-valves is arranged on liquid outlet, and flow-metering mechanism is connected with check-valves, measurement of concetration machine
Structure is connected with the pump housing；Sealing mechanism is arranged between pump housing flange and the pump housing, sealing mechanism include seal receptacle, the first sealing ring,
Second sealing ring, pressure detection mechanism and governor motion, seal receptacle are arranged on the outer surface of the pump housing and formed between the pump housing
Sealed chamber, seal receptacle is connected with pump housing flange, and the first sealing ring, the second sealing ring set in sealed chamber and set therebetween
Have pressure chamber, the first sealing ring is sealedly attached between pump housing flange and the pump housing, the second sealing ring be sealedly attached to seal receptacle and
Between the pump housing, pressure detection mechanism is connected with pump body, and governor motion is connected with pressure chamber.
Further, check-valves includes valve body, fixed plate, valve element, valve rod and spring, and the lower surface of valve body is provided with liquid
Entrance and lower valve body flange, the upper surface of valve body are provided with liquid outlet and upper valve body flange, and fixed plate is arranged in valve body, valve
Bar is arranged in the through hole of fixed plate, and valve element matches with liquid inlet and it is arranged on the lower surface of valve rod, is set on valve element
There are some return ports, spring housing is on valve rod and positioned between fixed plate and valve element.
Further, check-valves also includes anti-blocking plug assembly, and anti-blocking plug assembly includes connecting rod, guide post, scraper and led
To positioning wear-resistant sleeve, the upper surface of connecting rod is fixedly installed in fixed plate, and guide post is arranged on the lower surface of connecting rod, is led
It is assemblied in the bottom of bar in return port, scraper, guide-localization wear-resistant sleeve are from top to bottom set in turn in the annular side of guide post
On face.
Further, flow-metering mechanism includes flow measurement shell, flowmeter and dial plate, the lower end of flow measurement shell
Face is provided with down-off flange, and down-off flange is connected with upper valve body flange, and the upper surface of flow measurement shell is provided with upstream
Flange is measured, flowmeter is arranged in flow measurement shell, and dial plate is arranged at the outside of flow measurement shell and is connected with flowmeter.
Further, flow-metering mechanism also includes froth breaking component, and froth breaking component is arranged at the lower section of flowmeter, froth breaking group
Part includes two bearing bracket, two bearings, rotating shaft, column and blade, and two bearing bracket is relatively arranged in flow measurement shell, and bearing is set
It is placed in bearing block, rotating shaft is arranged between two bearings and its axle center is horizontally disposed, column and blade are arranged at the circumference of rotating shaft
On face.
Further, column is provided with some fine needles.
Further, concentration measuring mechanism includes support, ball valve, water pipe, Baume cup and B, and support is arranged at the pump housing
Side, Baume cup be arranged on support, ball valve be arranged at Baume cup lower end, B be arranged at Baume cup in, on the pump housing
And close to liquid outlet position provided with measurement through hole, water pipe is connected with measurement through hole, Baume cup respectively.
Further, concentration measuring mechanism also includes drainage component, and drainage component includes filter screen, magnetic valve, containing fluid cylinder, work
Plug and piston rod, filter screen, magnetic valve are arranged in measurement through hole, and filter screen is set close to the pump housing, and magnetic valve is set close to water pipe, are surveyed
Measure the lower section of through hole and also connection be provided with draining hole positioned between filter screen and magnetic valve, the upper end of containing fluid cylinder is connected with draining hole,
Piston is assemblied in inside containing fluid cylinder, and the upper end of piston rod is connected on the lower surface of piston, and the lower end of piston rod passes through containing fluid cylinder
Lower surface extend to the lower section of containing fluid cylinder.
Further, concentration measuring mechanism also includes time switch, and time switch is arranged on the pump housing and electric with magnetic valve
Connection.
Further, the outer lower portion of containing fluid cylinder is additionally provided with liquid clean-up port, and the upper end of containing fluid cylinder is additionally provided with stop valve, living
The lower end of stopper rod is provided with handle.
Beneficial effect：（1）Pressure detection mechanism detects the pressure of pump body, when the pressure of pump body exceedes certain value
When, governor motion is brought into close contact with the first sealing ring and the second sealing ring, it is to avoid seal failure, it is ensured that sealing effectiveness.
（2）Centrifugal pump rear check-valves out of service can prevent that the impulsive force of withdrawing fluid from invert the rotor of the pump housing, cause
Impeller nut loosens, and water pump is broken down, and liquid can flow back after solving centrifugal pump closing in the prior art, cause impeller
The problem of upset, nut loosening.
（3）Anti-blocking plug assembly is cleaned to return port, is solved because food liquid has concentration, viscosity and heavy slurry,
Backflow hole plug is easily influenceed into the problem of non-return centrifugal pump is normally run.
（4）Flow-metering mechanism is easy to measure feed flow in centrifugal pump conveying liquid process, solves existing
Have can not be realized in technology the metering to centrifugal pump feed flow, it is impossible to which the working condition to centrifugal pump is monitored well
Problem.
（5）Froth breaking component improves the stability that centrifugal pump conveys liquid, is easy to accurate metering of the flowmeter to flow, solves
Determine in the prior art because the property that centrifugal pump conveys liquid easily produces substantial amounts of foam, so as to influence the flowing speed of liquid
Degree, and then the problem of the metric results of influence flowmeter.
（6）Concentration measuring mechanism is easy to the present invention to carry out strength of fluid collection in liquid delivery process, solves existing
Centrifugal pump only serves the effect of conveying liquid in use in technology, and can not realize that liquid is dense in liquid delivery process
The problem of measurement of degree.
（7）Drainage is prevented from measurement through hole and water pipe is blocked, while can be after strength of fluid collection to measurement
Residual liquid in through hole and water pipe is cleared up, and is improved the accuracy of strength of fluid collection, is solved through hole and water
Residual liquid inside pipe can be mixed in new liquid, the problem of being impacted to new strength of fluid collection.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is structural side view of the invention.
Fig. 3 is the structural representation of the sealing mechanism of the present invention.
Fig. 4 is the structural representation of the check-valves of the present invention.
Fig. 5 is the structural representation of the anti-blocking plug assembly of the present invention.
Fig. 6 is the structural representation of the flow-metering mechanism of the present invention.
Fig. 7 is the structural representation of the concentration measuring mechanism of the present invention.
Fig. 8 is the structural representation of the drainage component of the present invention.
Embodiment
To be easy to understand technological means, creation characteristic, reached purpose and effect of the invention realized, with reference to
Embodiment, is expanded on further the present invention.
As shown in Figure 1 to Figure 3, present embodiment provides a kind of intelligent quality non-return centrifugal pump of high leakproofness, including
Base, the pump housing 10, sealing mechanism, check-valves 30, flow-metering mechanism 40 and concentration measuring mechanism 50, the pump housing 10 are arranged at base
On, axial one end of the pump housing 10 is provided with pump housing flange 11, and the side of the pump housing 10 is provided with liquid outlet, and check-valves 30 is arranged at out liquid
On mouth, flow-metering mechanism 40 is connected with check-valves 30, and concentration measuring mechanism 50 is connected with the pump housing 10；Sealing mechanism is arranged at pump
Between body flange 11 and the pump housing 10, sealing mechanism includes seal receptacle 20, the first sealing ring 21, the second sealing ring 22, pressure detecting
Mechanism and governor motion 23, seal receptacle 20 are arranged on the outer surface of the pump housing 10 and form sealed chamber between the pump housing 10, close
Envelope seat 20 is connected with pump housing flange 11, and the first sealing ring 21, the second sealing ring 22 set in sealed chamber and be provided with therebetween
Pressure chamber, the first sealing ring 21 is sealedly attached between pump housing flange 11 and the pump housing 10, and the second sealing ring 22 is sealedly attached to close
Seal between seat 20 and the pump housing 10, pressure detection mechanism is connected with the inside of the pump housing 10, and governor motion 23 is connected with pressure chamber.Pressure is examined
Survey the pressure that mechanism detects pump body, when the pressure of pump body exceedes certain value, governor motion and the first sealing ring and
Second sealing ring is brought into close contact, it is to avoid seal failure, it is ensured that sealing effectiveness.
Wherein, pressure detection mechanism is pressure sensor, and governor motion is ring-shaped gasbag and gases at high pressure generator, ring-type
Air bag is arranged in pressure chamber, and gases at high pressure generator is connected with ring-shaped gasbag, when pressure sensor exceedes certain value, high pressure
The gases at high pressure of gas generator generation are inflated into ring-shaped gasbag so that ring-shaped gasbag and first the second sealing ring of sealing ring are close
Laminating is cut, sealed ring deformation is prevented.
As shown in Fig. 4 to Fig. 5, check-valves includes valve body 31, fixed plate 32, valve element 33, valve rod 34 and spring 35, valve body 31
Lower surface be provided with liquid inlet 311 and lower valve body flange 310, the upper surface of valve body 31 is provided with liquid outlet and upper valve body
Flange, fixed plate 32 is arranged in valve body 31, and valve rod 34 is arranged in the through hole of fixed plate 32, valve element 33 and liquid inlet phase
Match somebody with somebody and it be arranged on the lower surface of valve rod 34, valve element 33 be provided with some return ports 330, spring 35 be sheathed on valve rod 34 and
Between fixed plate 32 and valve element 33.
Centrifugal pump rear check-valves out of service can prevent that the impulsive force of withdrawing fluid from invert the rotor of the pump housing, cause impeller
Nut loosening, makes water pump break down, and liquid can flow back after solving centrifugal pump closing in the prior art, cause impeller to turn over
Turn, the problem of nut loosening.
Embodiment：When staff is using the present invention, valve body is fixed on the pump housing, and it is defeated that pump housing operation carries out liquid
Send, so that liquid is transported to liquid inlet position, liquid produces thrust to valve element, moves up valve element, valve element moving belt
Ovable valve stem is moved, while making spring-compressed, so that valve element is separated with liquid inlet, liquid is entered in valve body by liquid inlet
Portion, and continuation is flowed under the centrifugal action of the pump housing；When the pump housing is closed, pump body centrifugal force is disappeared, and valve element is pushed away
Power is disappeared, and valve element is moved down under the elastic force effect that spring recovers deformation, so as to ressemble to inside liquid inlet, makes liquid
Body entrance is closed, and the water flow pressure of backflow acts on valve inner, the pump housing will not be caused to damage, the withdrawing fluid of valve inner
Pump body is slowly flowed back to by return port, the design has good protective effect to the pump housing.
In addition, being additionally provided with anti-blocking plug assembly, anti-blocking plug assembly includes connecting rod 36, guide post 37, scraper and guide-localization
Wear-resistant sleeve, the upper surface of connecting rod 36 is fixedly installed in fixed plate 32, and guide post 37 is arranged on the lower surface of connecting rod 36,
The bottom of guide post 37 is assemblied in return port 330, and scraper, guide-localization wear-resistant sleeve are from top to bottom set in turn in guide post
In annular side.Anti-blocking plug assembly is cleaned to return port, is solved because food liquid has concentration, viscosity and heavy slurry,
Backflow hole plug is easily influenceed into the problem of non-return centrifugal pump is normally run.
Embodiment：During the use of the present invention, guide post is under the positioning action of guide-localization wear-resistant sleeve
It is less prone to bending, and guide-localization wear-resistant sleeve is not interfered with the normal movement of valve element, valve element moving process, works as return port
When being moved to doctor position, scraper is cleared up the attachment on return port inwall, when scraper and guide-localization wear-resistant sleeve
Occur after abrasion, staff is directed to bar and removed from connecting rod, is then changed, and the clear of return port is easy in the design
Reason, can effectively prevent the hole plug that flows back.
As shown in fig. 6, flow-metering mechanism includes flow measurement shell 41, flowmeter and dial plate 42, flow measurement shell
Lower surface be provided with down-off flange, down-off flange is connected with upper valve body flange, set on the upper surface of flow measurement shell
Have upper flow flange, flowmeter is arranged in flow measurement shell, dial plate 42 be arranged at the outside of flow measurement shell 41 and with
Flowmeter is connected.Flow-metering mechanism is easy to measure feed flow in centrifugal pump conveying liquid process, solves existing
Have can not be realized in technology the metering to centrifugal pump feed flow, it is impossible to which the working condition to centrifugal pump is monitored well
Problem.
In addition, being additionally provided with froth breaking component, froth breaking component is arranged at the lower section of flowmeter, and froth breaking component includes two bearing bracket
43rd, two bearings 44, rotating shaft 45, column 46 and blade 47, two bearing bracket 43 are relatively arranged in flow measurement shell 41, bearing 44
It is arranged in bearing block 43, rotating shaft 45 is arranged between two bearings 44 and its axle center is horizontally disposed, and column 46 and blade 47 are set
In on the periphery of rotating shaft 45, column 46 is provided with some fine needles.Froth breaking component improves the stability that centrifugal pump conveys liquid,
It is easy to accurate measurement of the flowmeter to flow, solves in the prior art because the property that centrifugal pump conveys liquid is easily produced largely
Foam, so as to influence the flowing velocity of liquid, and then the problem of influence flowmeter measurement result.
Embodiment：In the course of work of the present invention, liquid produces thrust in flow process to blade, so that
Move blade, blade movement drives axis of rotation, axis of rotation drives column to rotate, column, which is rotated, drives fine needle to rotate, when
When producing a large amount of foams in liquid, column and fine needle can be crushed the foam in liquid, bearing and bearing block
In the presence of the rotation and installation for being easy to bearing, this is designed to be crushed the foam produced in conveying liquid process, improved
The accuracy of flowmeter measurement result.
As shown in Fig. 7 to Fig. 8, concentration measuring mechanism includes support 51, ball valve 52, water pipe 53, Baume cup 54 and B
55, support 51 is arranged at the side of the pump housing 10, and Baume cup 54 is arranged on support 51, and ball valve 52 is arranged under Baume cup 54
End, B 55 is arranged in Baume cup 54, and provided with measurement through hole 56 on the pump housing 10 and close to liquid outlet position, water pipe 53 is distinguished
It is connected with measurement through hole 56, Baume cup 54.Concentration measuring mechanism is easy to the present invention to carry out strength of fluid in liquid delivery process
Collection, solves the effect that centrifugal pump in the prior art only serves conveying liquid in use, and in liquid delivery process
In the problem of can not realize the measurement of strength of fluid.
Further, drainage component is additionally provided with, drainage component includes filter screen 60, magnetic valve 61, containing fluid cylinder 62, the and of piston 63
Piston rod 64, filter screen 60, magnetic valve 61 are arranged in measurement through hole, and filter screen 60 is set close to the pump housing, and magnetic valve 61 is close to water pipe
Set, measure through hole lower section and positioned between filter screen and magnetic valve also connection be provided with draining hole 65, the upper end of containing fluid cylinder 62 with
Draining hole 65 is connected, and piston 63 is assemblied in inside containing fluid cylinder 62, and the upper end of piston rod 64 is connected on the lower surface of piston 63, living
The lower end of stopper rod 64 extends to the lower section of containing fluid cylinder through the lower surface of containing fluid cylinder 62.Concentration measuring mechanism also includes timing and opened
Close, time switch is arranged on the pump housing 10 and electrically connected with magnetic valve 61.
Further, the outer lower portion of containing fluid cylinder 62 is additionally provided with liquid clean-up port, and the upper end of containing fluid cylinder 62 is additionally provided with cut-off
Valve, the lower end of piston rod 64 is provided with handle.Drainage is prevented from measurement through hole and water pipe is blocked, while can be dense in liquid
The residual liquid in measurement through hole and water pipe is cleared up after degree collection, the accuracy of strength of fluid collection, solution is improved
The residual liquid inside through hole and water pipe of having determined can be mixed in new liquid, and new strength of fluid collection can be impacted
The problem of.
Embodiment：Before staff is using the present invention, during the incoming timing of timing acquiring parameter is switched, in this hair
In the bright course of work, staff runs the pump housing, and pump housing work produces centrifugal force, so that the liquid of pump body is in centrifugation
Liquid outlet position is transported under power effect, the liquid of liquid outlet position is partly into measurement through hole, and is conveyed along water pipe
Internal to Baume cup, then B is shown to the concentration of liquid, after setting time is reached, time switch control electromagnetism
Valve makes closed electromagnetic valve, so that liquid is stopped flow into Baume cup, then, staff opens ball valve, has gathered concentration
Complete liquid is discharged from Baume cup, and this is designed to realize concentration collection of the present invention in liquid delivery process.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, all should be by no matter from the point of view of which point
Embodiment regards exemplary as, and be it is nonrestrictive, the scope of the present invention by appended claims rather than on state
It is bright to limit, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention
It is interior.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (10)
1. a kind of intelligent quality non-return centrifugal pump of high leakproofness, it is characterised in that including base, the pump housing, sealing mechanism, only
Valve, flow-metering mechanism and concentration measuring mechanism are returned, the pump housing is arranged on base, axial one end of the pump housing is provided with pump housing flange,
The side of the pump housing is provided with liquid outlet, and check-valves is arranged on liquid outlet, and flow-metering mechanism is connected with check-valves, measurement of concetration
Mechanism is connected with the pump housing；Sealing mechanism is arranged between pump housing flange and the pump housing, and sealing mechanism includes seal receptacle, the first sealing
Circle, the second sealing ring, pressure detection mechanism and governor motion, seal receptacle are arranged on the outer surface of the pump housing and the shape between the pump housing
Into sealed chamber, seal receptacle is connected with pump housing flange, in the first sealing ring, the second sealing ring setting sealed chamber and therebetween
Provided with pressure chamber, the first sealing ring is sealedly attached between pump housing flange and the pump housing, and the second sealing ring is sealedly attached to seal receptacle
Between the pump housing, pressure detection mechanism is connected with pump body, and governor motion is connected with pressure chamber.
2. intelligent quality non-return centrifugal pump according to claim 1, it is characterised in that check-valves includes valve body, fixation
Plate, valve element, valve rod and spring, the lower surface of valve body are provided with liquid inlet and lower valve body flange, and the upper surface of valve body is provided with
Liquid outlet and upper valve body flange, fixed plate are arranged in valve body, and valve rod is arranged in the through hole of fixed plate, and valve element enters with liquid
Mouth matches and it is arranged on the lower surface of valve rod, and valve element is provided with some return ports, and spring housing is on valve rod and is located at
Between fixed plate and valve element.
3. intelligent quality non-return centrifugal pump according to claim 2, it is characterised in that be additionally provided with anti-blocking plug assembly, prevents
Plug assembly includes connecting rod, guide post, scraper and guide-localization wear-resistant sleeve, and the upper surface of connecting rod is fixedly installed on fixed plate
On, guide post is arranged on the lower surface of connecting rod, and the bottom of guide post is assemblied in return port, and scraper, guide-localization are wear-resisting
Set is from top to bottom set in turn in the annular side of guide post.
4. intelligent quality non-return centrifugal pump according to claim 1, it is characterised in that flow-metering mechanism includes flow
Shell, flowmeter and dial plate are measured, the lower surface of flow measurement shell is provided with down-off flange, down-off flange and upper valve body
Flange is connected, and the upper surface of flow measurement shell is provided with upper flow flange, and flowmeter is arranged in flow measurement shell, dial plate
It is arranged at the outside of flow measurement shell and is connected with flowmeter.
5. intelligent quality non-return centrifugal pump according to claim 4, it is characterised in that be additionally provided with froth breaking component, froth breaking
Component is arranged at the lower section of flowmeter, and froth breaking component includes two bearing bracket, two bearings, rotating shaft, column and blade, two bearing bracket phase
To being arranged in flow measurement shell, bearing is arranged in bearing block, and rotating shaft is arranged between two bearings and its axle center level is set
Put, column and blade are arranged on the periphery of rotating shaft.
6. intelligent quality non-return centrifugal pump according to claim 5, it is characterised in that column is provided with some fine needles.
7. intelligent quality non-return centrifugal pump according to claim 1, it is characterised in that concentration measuring mechanism includes branch
Frame, ball valve, water pipe, Baume cup and B, support are arranged at the side of the pump housing, and Baume cup is arranged on support, and ball valve is set
In the lower end of Baume cup, B is arranged in Baume cup, provided with measurement through hole, water pipe point on the pump housing and close to liquid outlet position
It is not connected with measurement through hole, Baume cup.
8. intelligent quality non-return centrifugal pump according to claim 7, it is characterised in that be additionally provided with drainage component, drainage
Component includes filter screen, magnetic valve, containing fluid cylinder, piston and piston rod, and filter screen, magnetic valve are arranged in measurement through hole, and filter screen is close
Pump housing setting, magnetic valve is set close to water pipe, is measured the lower section of through hole and is drawn positioned at also connecting to be provided between filter screen and magnetic valve
Head piece, the upper end of containing fluid cylinder is connected with draining hole, and piston is assemblied in inside containing fluid cylinder, and the upper end of piston rod is connected under piston
On end face, the lower end of piston rod extends to the lower section of containing fluid cylinder through the lower surface of containing fluid cylinder.
9. intelligent quality non-return centrifugal pump according to claim 8, it is characterised in that it is fixed that concentration measuring mechanism also includes
Shi Kaiguan, time switch is arranged on the pump housing and is electrically connected with the solenoid valve.
10. intelligent quality non-return centrifugal pump according to claim 8, it is characterised in that the outer lower portion of containing fluid cylinder is also
Provided with liquid clean-up port, the upper end of containing fluid cylinder is additionally provided with stop valve, and the lower end of piston rod is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710306718.7A CN106939891A (en) | 2017-05-04 | 2017-05-04 | A kind of intelligent quality non-return centrifugal pump of high leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710306718.7A CN106939891A (en) | 2017-05-04 | 2017-05-04 | A kind of intelligent quality non-return centrifugal pump of high leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106939891A true CN106939891A (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710306718.7A Pending CN106939891A (en) | 2017-05-04 | 2017-05-04 | A kind of intelligent quality non-return centrifugal pump of high leakproofness |
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| Country | Link |
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| CN (1) | CN106939891A (en) |
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| CN114837955A (en) * | 2022-05-23 | 2022-08-02 | 山东省章丘鼓风机股份有限公司 | Slurry pump seal leakage monitoring device |
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Application publication date: 20170711 |